From patchwork Thu May 25 21:43:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: SeongJae Park X-Patchwork-Id: 99218 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp62867vqr; Thu, 25 May 2023 14:45:28 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ44SWBwNoT5qdNhcn1AVMhggYc3X+kor1hbo4+oDNVsWcbzSDvBfL9NaUqiT0ZMpA8b/OyJ X-Received: by 2002:a05:6a20:43a8:b0:10d:5430:c8d6 with SMTP id i40-20020a056a2043a800b0010d5430c8d6mr7836403pzl.0.1685051128229; Thu, 25 May 2023 14:45:28 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685051128; cv=none; d=google.com; s=arc-20160816; b=dSlq8oxaoCe93zFi4uZcrT8V1kyMbOuZ1M0uUKDk1XyZU4oO35TJ48ZTaeRoqzZEbE KGXzYRZP3VvEqWkUDSlxPWMY6MvlHxrAtmsPCIStscD/jeM0ZQjhkdcAnaWASUh8eZh6 v/O7yjG81eGDuSDgG+so7sb0gKj8PSdvOPDJr8gkMBCQkHsGvagtz0wzd5AnjCtb9VUD pArhmdXhAVCz5CA1QUUrDS7sN+oUU387CfL5pcoBH8pybPRWMo2XvdhWJ4I6ucoLgRdK XfprvhzMgaypsCHccP1WYAAGtCKt6DBAw5smp9f3Y404RzBBjNi7FhvEczU48FwRK+Y3 CtFQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=LlxKsvSOUXUuc/6VjlqHU58JIVzwlKNwUJ+uGxjs7YU=; b=BOJg/Jj61KHS+bt4IRSP/KnY38p46P+BZ7KKnw5sDmA7buyKtTrOmeUlBZDlGVFNom 3/zsrWUCFRpAXInlA0NXS6SQWDEAucF1ieckzPiVU+waDKgv01Q0xMlbKKbX7DdIWwz2 nNCbjjKsXoCDLnNrjz2tUqmNfkVedd/GKIZd/E8LrGOZ9tBGjwEcAgd2525z1aon/NUh CsCcmRlqXky/JecQUtv99yAk1ebizBWsnp62dzVUa+4/kiWKosTJ2WDkbTHAKWSuaPtX E6eaYfB+AVAatTxwGXnbgxaFG6JW7nACtGgUONZzFX4nKdoNYnpnd6IXpFUobyd1de6Z GvlQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=HMEhL3qQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id t184-20020a625fc1000000b0063d2130eadasi1560859pfb.256.2023.05.25.14.45.13; Thu, 25 May 2023 14:45:28 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=HMEhL3qQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241949AbjEYVnd (ORCPT + 99 others); Thu, 25 May 2023 17:43:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241885AbjEYVnZ (ORCPT ); Thu, 25 May 2023 17:43:25 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3B410FB; Thu, 25 May 2023 14:43:24 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id C4F1064B74; Thu, 25 May 2023 21:43:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B759DC4339E; Thu, 25 May 2023 21:43:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1685051003; bh=NrQxqhDPJ98oboAlR28uGqZUlrS5AmTee+Fa9XTxEmk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HMEhL3qQzSUfgwpeBq+8adhjQX0oA4pjhIziNSyjvfCrbF07AwIQT5mklBCXNW4El ROYP9lK+EThF92y9nRLfHJuEWU1NKEtpaIIT3mXlie0WS4ayg6fTmMMImd9+G3nRcY rJ6eJlL4H6bqb+IIyAikKIcjHEgRmAm/WCk3WEBYhgNB1wsoa+ihRuDldcZhlI7erU JSKB8p5tAF8CiYaxOprLoQhCBSkcvD0IOpIMrA9tHfym3lVX38jT5MD1NMFtDVc0mB vvrrDIAKi7niiwB8aSS7dmA0rjtv9HQpKPqXvVqRW2ZO6Uo7dfTRWRdGDVpzr7f8vG ItX0vPPjynI1Q== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , Jonathan Corbet , damon@lists.linux.dev, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 03/10] Docs/mm/damon/design: add a section for overall architecture Date: Thu, 25 May 2023 21:43:07 +0000 Message-Id: <20230525214314.5204-4-sj@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230525214314.5204-1-sj@kernel.org> References: <20230525214314.5204-1-sj@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1766904171834509602?= X-GMAIL-MSGID: =?utf-8?q?1766904171834509602?= The design doc is missing overall picture of DAMON. Add a section for overall architeucture and layers. Signed-off-by: SeongJae Park --- Documentation/mm/damon/design.rst | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst index 0cff6fac6b7e..3b4ce873fa71 100644 --- a/Documentation/mm/damon/design.rst +++ b/Documentation/mm/damon/design.rst @@ -4,6 +4,21 @@ Design ====== + +Overall Architecture +==================== + +DAMON subsystem is configured with three layers including + +- Operations Set: Implements fundamental operations for DAMON that depends on + the given monitoring target address-space and available set of + software/hardware primitives, +- Core: Implements core logics including monitoring overhead/accurach control + and access-aware system operations on top of the operations set layer, and +- Modules: Implements kernel modules for various purposes that provides + interfaces for the user space, on top of the core layer. + + Configurable Layers ===================